1991 Chevrolet Lumina vs 1991 Mercury Cougar
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 7, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 1991 Chevrolet Lumina | 1991 Mercury Cougar |
|---|---|---|
| NHTSA complaints | 352 | 73 |
| Recall campaigns | 1 | 0 |
| Service bulletins (TSBs) | 10 | 36 |
| Investigations | 8 | 2 |
| Crash reports | 21 | 4 |
| Fire reports | 9 | 7 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 18–21 | 18–20 |
| Median reported mileage | 110,000 mi | — |
Reported problems side by side
| Component | Chevrolet Lumina | Mercury Cougar |
|---|---|---|
| Service Brakes, Hydraulic | 178 | 11 |
| Structure | 52 | 2 |
| Engine and Engine Cooling | 36 | 17 |
| Seat Belts | 28 | 9 |
| Electrical System | 24 | 11 |
| Steering | 20 | 0 |
| Fuel System, Gasoline | 9 | 5 |
| Vehicle Speed Control | 4 | 9 |
Symptoms owners describe
| Rust / corrosion | 66 | 0 |
| Brake problems | 26 | 0 |
| Stalling | 12 | 0 |
| Steering problems | 6 | 0 |
| Overheating | 5 | 0 |
1991 Chevrolet Lumina
1991 Mercury Cougar
Compare all Chevrolet Lumina vs Mercury Cougar years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.